1200795045 has 16 divisors (see below), whose sum is σ = 1921776192. Its totient is φ = 640256000.

The previous prime is 1200794989. The next prime is 1200795131. The reversal of 1200795045 is 5405970021.

It is not a de Polignac number, because 1200795045 - 2¹¹ = 1200792997 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1200794997 and 1200795015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67045 + ... + 83045.

It is an arithmetic number, because the mean of its divisors is an integer number (120111012).

Almost surely, 2^1200795045 is an apocalyptic number.

1200795045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1200795045 is a deficient number, since it is larger than the sum of its proper divisors (720981147).

1200795045 is a wasteful number, since it uses less digits than its factorization.

1200795045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21012.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 1200795045 is about 34652.4897373912. The cubic root of 1200795045 is about 1062.8932010900.

The spelling of 1200795045 in words is "one billion, two hundred million, seven hundred ninety-five thousand, forty-five".